21317544

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15583}}^1$

素因数の和:15614

約数の個数: 48

約数和(自身を含む): 60777600

約数和(自身を除く): 39460056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15583, 31166, 46749, 62332, 93498, 124664, 140247, 186996, 280494, 296077, 373992, 560988, 592154, 888231, 1121976, 1184308, 1776462, 2368616, 2664693, 3552924, 5329386, 7105848, 10658772, 21317544]

約数ペア:

[(1, 21317544), (2, 10658772), (3, 7105848), (4, 5329386), (6, 3552924), (8, 2664693), (9, 2368616), (12, 1776462), (18, 1184308), (19, 1121976), (24, 888231), (36, 592154), (38, 560988), (57, 373992), (72, 296077), (76, 280494), (114, 186996), (152, 140247), (171, 124664), (228, 93498), (342, 62332), (456, 46749), (684, 31166), (1368, 15583)]